SPECIAL REPAIR TO CERTAIN INTERNAL ROADS UNDER GE NORTH MAMUN

Amount

M&L for Repair to potholes any depth, not exc 1 sq m each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depthmaking good by applying tack coat @ 5 kg per 10 sq m, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings), depth of potholes exc 30 mm complete all as specified and directed.

M&L for Repair to potholes depth of potholes exc 30 mm , not exc 1 sq m each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat with bituminous primer @ 5 kg per 10 sq m, putting in premix as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with premixed sand seal coat (6.8 kg of binder with 0.06 cu m of sand), again well rammed (including supply of premix binder and sand) depth of potholes n exc 30 mm complete all as specified and directed. Note : The patching of pot hole shall be carried out all as given in clause 20.A.34.2 of SSR Part-I (2009).

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area exc 400 sqm & depth not exc. 50 mm & stacking the materials complete all as specified and directed.

Preparation of WBM surfaces of road by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the surfaces by mechanical compressor to remove all loose dirt and applying evenly a priming/tack coat with paving bitumen VG 10 grade @ 10 Kg per 10Sqm of road surface and laying bituminous premixed semi dense asphaltic concrete 40mm thick (consolidated thickness) using binder (Bitumen VG-30 grade) contents @ 5.5 % by weight of total mix, mixed in Hot mix Plant and laid by using self propelled mechanical paver, rolled and compacted to required camber & gradient using 8 to 10 tonne power roller/tandem vibrating roller to achieve uniform smooth surface etc, complete all as specified and directed

M&L for 50mm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread,rolled and consolidated with power roller exc 8 tonne and not exceeding 12 tonne to a required gradient and camber complete all as specified and directed.

M&L for Preparation of existing black top surfaces of road by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the surfaces by mechanical compressor to remove all loose dirt and applying evenly a priming/tack coat with paving bitumen VG 10 grade @ 5 Kg per 10Sqm of road surface and laying bituminous premixed semi dense asphaltic concrete 30mm thick (consolidated thickness) using binder (Bitumen VG-30 grade) contents @ 5.5 % by weight of total mix, mixed in Hot mix Plant and laid by using self propelled mechanical paver, rolled and compacted to required camber & gradient using 8 to 10 tonne power roller/tandem vibrating roller to achieve uniform smooth surface complete all as specified and directed. Note for Srl item No 6:- (i) The actual binder content for SDAC used shall be as per optimised content based on approved job mix formula irrespective of what ever indicated in BOQ. (ii) Price adjustment shall be done on MINUS side only @ Rs. 46900/- per MT (without considering the permissible tolerance on minus side) with reference to binder content indicated in BOQ. (iii) No Price adjustment for Bitumen shall be done for variation on plus side.

M&L for Thermoplastic road marking paint not less than 2mm thick, white or golden yellow in colour, conforming to BS-3262, in lines, arrow, dashes & letters not exceeding 15cm in width, applied hot, using application unit and retroreflective glass beads @ 250 to 300 gm/Sqm to withstand vehicular traffic load, laid as per manufacture's instructions etc complete all as specified and directed. Make: Asian/STP Ltd/Automat/3M.

M/s Walia Construction Co.

A V BUILDERS